1858908080

素因数分解:

$2^4\times 5^1\times {\mathrm{23236351}}^1$

素因数の和:23236364

約数の個数: 20

約数和(自身を含む): 4321961472

約数和(自身を除く): 2463053392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23236351, 46472702, 92945404, 116181755, 185890808, 232363510, 371781616, 464727020, 929454040, 1858908080]

約数ペア:

[(1, 1858908080), (2, 929454040), (4, 464727020), (5, 371781616), (8, 232363510), (10, 185890808), (16, 116181755), (20, 92945404), (40, 46472702), (80, 23236351)]